Some more on Perfusion Physiology:
-25% goes of the circulating volumes goes to the placenta.
-During cardiac arrest, displacement of the uterus alleviate IVC compression (see Tilt). However, in this circumstance tilting the patient may impede effective CPR. Instead have an assistant manually displace the uterus while leaving the patient in the supine position.
-Perimortem C-sxn can increase the mother’s cardiac output by up to 80%.